Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
JOHNSON CONTROLS Mechanical Lube Oil Pressure Control P45NAA-5C - Mechanical Lube Oil Pressure Controls
JOHNSON CONTROLSMechanical Lube Oil Pressure Controls

JOHNSON CONTROLS Mechanical Lube Oil Pressure Control P45NAA-5C

The JOHNSON CONTROLS Mechanical Lube Oil Pressure Control (MPN P45NAA-5C) is a 24V AC device designed for use with Copeland compressors and non-corrosive refrigerants. It features a 9 psi pressure setting, a…

SKU 3G-OTH-67186

Also listed as: P45NAA5C · P45NAA 5C

Brand
JOHNSON CONTROLS
Item
Mechanical Lube Oil Pressure Control P45NAA-5C
Part Number
P45NAA-5C
Category
Mechanical Lube Oil Pressure Controls
Available to Order
Also known as:P45NAA-5CJOHNSON CONTROLS
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
P45NAA-5C
Product Type
Mechanical Lube Oil Pressure Control
Input Voltage
24V AC
Refrigerant Type
Non-Corrosive
For Compressor Brand
Copeland
Alarm Circuit Included
No

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

JOHNSON CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JOHNSON CONTROLS Mechanical Lube Oil Pressure Control (MPN P45NAA-5C) is a 24V AC device designed for use with Copeland compressors and non-corrosive refrigerants. It features a 9 psi pressure setting, a 120-second time delay, and a 36-inch capillary length. This control does not include an alarm circuit.

Frequently Asked Questions

What is the JOHNSON CONTROLS P45NAA-5C mechanical lube oil pressure control used for?

The JOHNSON CONTROLS P45NAA-5C is used to protect Copeland compressors by monitoring lube oil pressure. It shuts down the compressor if oil pressure drops below 9 psi for more than 120 seconds, preventing damage from oil loss. It works with non-corrosive refrigerants and operates on 24V AC.

What are the specifications of the JOHNSON CONTROLS P45NAA-5C?

The JOHNSON CONTROLS P45NAA-5C is a mechanical lube oil pressure control with a 9 psi pressure setting, 120-second time delay, and 36-inch capillary length. It operates on 24V AC, is designed for Copeland compressors, and uses non-corrosive refrigerants. It does not include an alarm circuit.

Where to buy the JOHNSON CONTROLS P45NAA-5C worldwide?

You can source the JOHNSON CONTROLS P45NAA-5C from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this part for Copeland compressor applications.

How to install the JOHNSON CONTROLS P45NAA-5C lube oil pressure control?

Install the JOHNSON CONTROLS P45NAA-5C by mounting it near the compressor oil pump. Connect the 36-inch capillary to the oil pressure port and wire the 24V AC input to the control circuit. Set the 9 psi cut-out and 120-second delay per compressor specs. Always follow OEM guidelines for safe operation.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants
Not sure this is the right part? Photo-identify it

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS mechanical lube oil pressure controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from JOHNSON CONTROLS

View all JOHNSON CONTROLS parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first